Finding the Fourth Proportional to 484,405.79, 726,658.22 and 185,138.26
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Solution
The fourth proportional to 484,405.79, 726,658.22 and 185,138.26 is: 277,726.32
Step by Step Solution
- Step 1: Write the proportion equation
484,405.79 : 726,658.22 = 185,138.26 : x - Step 2: Convert to fraction form
484,405.79/726,658.22 = 185,138.26/x - Step 3: Cross multiply
484,405.79x = 726,658.22 × 185,138.26 - Step 4: Simplify right side
484,405.79x = 134,532,237,111.70 - Step 5: Solve for x
x = 134,532,237,111.70/484,405.79 - Step 6: Final answer
x = 277,726.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.